Samurai Plague Doctor Kills for Kicks (S01E02)

Due to their new notoriety, Harry and Fergus are approached by a woman desperate to find out how her husband died. Although reluctant to get involved, Harry's interest is soon piqued. When she and Fergus uncover a deadly gambling operation, Harry turns over the evidence to Charlie, vowing to stay out of it. Unfortunately, the killers have other ideas. (Prime Video)